From 5202984c3f14814e8fa206660ff167ea9ba52217 Mon Sep 17 00:00:00 2001
From: "Guilherme G. Menaldo" <guilherme.menaldo@outlook.com>
Date: Sun, 8 Oct 2023 17:44:24 -0300
Subject: [PATCH] fix a possible buffer overflow when using custom
 MAX_SKILL_LEVEL

---
 src/map/skill.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/map/skill.c b/src/map/skill.c
index cdf2d7026ec..83f362ef1fa 100644
--- a/src/map/skill.c
+++ b/src/map/skill.c
@@ -21645,7 +21645,7 @@ static void skill_config_set_level(struct config_setting_t *conf, int *arr)
 	if (config_setting_is_group(conf)) {
 		for (i=0; i<MAX_SKILL_LEVEL; i++) {
 			char level[6]; // enough to contain "Lv100" in case of custom MAX_SKILL_LEVEL
-			sprintf(level, "Lv%d", i+1);
+			snprintf(level, sizeof(level), "Lv%d", i + 1);
 			libconfig->setting_lookup_int(conf, level, &arr[i]);
 		}
 	} else if (config_setting_is_array(conf)) {